I doubt very seriously it has any impact on what the state of Texas does with their textbooks.
You would be mistaken. I was one of a couple of hundred people who testified at the 2003 hearings on biology text adoptions. A large number of us were not biologists (though at least one Nobel Prize winner was there) but were, instead, internet aficianodos of the debate.
And the Discovery Institute creationists didn't get their way that time. I'm going back in 2010 to try to keep them out again.
"The wretched world lies now under the tyranny of foolishness; things are believed by Christians of such absurdity as no one ever could aforetime induce the heathen to believe." - Agobard of Lyons,
ca. 830 AD